We can infer from the passage that______.A.problems at the international level continue to

We can infer from the passage that______.

A．problems at the international level continue to be difficult to resolve

B．all countries are going to impose taxes on fishers and tourists

C．the UN General Assembly has made strong policies with regard to oceanic protection

D．the problems facing the oceans have already aroused sufficient attention

请帮忙给出正确答案和分析，谢谢！